Waters Quattro Premier XE, Operator'S Manual, Page: 80 / 86

B-2 Materials of Construction and Compliant Solvents
Preventing contamination
For information on preventing contamination, refer to Controlling
Contamination in LC/MS Systems (part number 715001307). You can find
this document on http://www.waters.com; click Services and Support and then
Support Center.
Items exposed to solvent
The items that appear in the following table can be exposed to solvent. You
must evaluate the safety issues if the solvents used in your application differ
from the solvents normally used with these items. See “Solvents used to
prepare mobile phases” on page B-3 for details about the most common
ingredients used to prepare mobile phases.
Items exposed to solvent
Item Material
APPI lamp drive assembly:
Mounting shaft Stainless steel
Repeller electrode Stainless steel
Insulator PEEK
Lamp window Magnesium fluoride
Autotune vials High density polyethylene (HDPE)
Corona discharge pin mounting
contact
PEEK
Gas exhaust port Aluminium
Gas tubes Fluorinated ethylene propylene
(FEP)
Ion block Stainless steel
Ion block support PEEK™
Isolation valve Gold-plated aluminium/bronze
O-rings
Viton
®
or PTFE-encapsulated Viton
Probe adjuster bellows PTFE/Viton